JetBrains / fernflower Contributors

Zoomable circles (number of contributors per file): 30 days | 90 days | 6 months | past year | all time

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Contributors

Recent Contributors (6)

Committed in past 6 months (a rookie = the first commit in past year)

Past 30 days (1):

bart.vanhelvert@jetbrains.com

Past 31 to 90 days (1):

mikhail.pyltsin@jetbrains.com

Past 91 to 180 days (4):

tagir.valeev@jetbrains.com

bartek.pacia@jetbrains.com

ilia.kirianovskii@jetbrains.com

alexandr.evstigneev@jetbrains.com

Historical Contributors (52)

Last contributors more than 6 months ago

roman.shevchenko@jetbrains.com

egor.ushakov@jetbrains.com

stiver.mail@gmail.com

ilyas.selimov@jetbrains.com

lexmanos@gmail.com

vladimir.krivosheev@jetbrains.com

d.cherniachenko@gmail.com

mdegtyarev@gmail.com

anna.kozlova@jetbrains.com

cdr@intellij.com

upnotes@example.com

jrd2558@gmail.com

contact@apixandru.com

nikolay.chashnikov@jetbrains.com

intermediatelanguage@gmail.com

25208576+supercoder7979@users.noreply.github.com

coehlrich@users.noreply.github.com

basleijdekkers@gmail.com

git@md-5.net

anton.makeev@jetbrains.com

egor.zhdan@jetbrains.com

leonid.shalupov@jetbrains.com

evgenii.ilichev@jetbrains.com

pokechu022@gmail.com

zml@stellardrift.ca

h4ckm310n@outlook.com

ben@bencreasy.com

44521157+asmjmp0@users.noreply.github.com

nico.mexis@kabelmail.de

xenoamess@gmail.com

andrey.cherkasov@jetbrains.com

leonrdsnt@gmail.com

simonbarnes1@googlemail.com

malte0811@web.de

vladimir.ilmov@gmail.com

sergey.ignatov@jetbrains.com

rustam.vishnyakov@jetbrains.com

aleksey.rostovskiy@jetbrains.com

alexandr.suhinin@jetbrains.com

gregory.shrago@jetbrains.com

artemiy.sartakov@jetbrains.com

themrmilchmann@gmail.com

34900092+temp1011@users.noreply.github.com

stsypanov@luxoft.com

roman.ivanov@jetbrains.com

n.sherlock@gmail.com

bmintz@protonmail.com

helg.git@helg.com

dylanperks23@gmail.com

dw@ge40

admin@notbed.com

sebastian.zarnekow@itemis.de

Contributors Matrix (Per Month)

	Commits (3m)	Commit Days	-	1	1	1	5	1	1	1	2	1	1	1	2	3	5	2	6	4	1	2	1	1	3	-	-
Bart van Helvert <bart.vanhelvert@jetbrains.com>	1	37	-		-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-
Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	2	61	-	-				-	-	-		-	-								-			-		-	-
Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	-	3	-	-	-	-			-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Bartek Pacia <bartek.pacia@jetbrains.com>	-	7	-	-	-	-		-	-	-	-		-	-	-				-	-	-	-	-	-	-	-	-
Tagir Valeev <tagir.valeev@jetbrains.com>	-	40	-	-	-	-		-	-	-	-	-	-	-	-	-		-	-	-			-	-	-	-	-
Alexandr Evstigneev <alexandr.evstigneev@jetbrains.com>	-	1	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Leonid Shalupov <leonid.shalupov@jetbrains.com>	-	1	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Evgenii Ilichev <evgenii.ilichev@jetbrains.com>	-	1	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Vladimir Krivosheev <vladimir.krivosheev@jetbrains.com>	-	14	-	-	-	-	-	-	-	-		-	-	-	-			-	-	-	-	-	-	-	-	-	-
Roman Shevchenko <roman.shevchenko@jetbrains.com>	-	102	-	-	-	-	-	-	-	-	-	-	-	-		-		-	-	-	-	-	-		-	-	-
LexManos <lexmanos@gmail.com>	-	11	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-			-	-	-	-	-	-	-
SuperCoder79 <25208576+supercoder7979@users.noreply.github.com>	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-			-	-	-	-	-	-	-
JDLogic <jrd2558@gmail.com>	-	4	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-
coehlrich <coehlrich@users.noreply.github.com>	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-
Pokechu22 <pokechu022@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-
zml <zml@stellardrift.ca>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-
Bas Leijdekkers <basleijdekkers@gmail.com>	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-
h4ckm310n <h4ckm310n@outlook.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-
Ben Creasy <ben@bencreasy.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nikolay Chashnikov <nikolay.chashnikov@jetbrains.com>	-	5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
asmjmp0 <44521157+asmjmp0@users.noreply.github.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nico Mexis <nico.mexis@kabelmail.de>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Ilyas Selimov <ilyas.selimov@jetbrains.com>	-	13	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Maxim Degtyarev <mdegtyarev@gmail.com>	-	8	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
XenoAmess <xenoamess@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Andrey.Cherkasov <andrey.cherkasov@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
leonardosnt <leonrdsnt@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Anna Kozlova <anna.kozlova@jetbrains.com>	-	9	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Alexey Kudravtsev <cdr@intellij.com>	-	8	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
simon816 <simonbarnes1@googlemail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
malte0811 <malte0811@web.de>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Vladimir Ilmov <vladimir.ilmov@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Sergey Ignatov <sergey.ignatov@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Rustam Vishnyakov <rustam.vishnyakov@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Aleksey Rostovskiy <aleksey.rostovskiy@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Anton Makeev <anton.makeev@jetbrains.com>	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Gregory.Shrago <gregory.shrago@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Alexandr Suhinin <alexandr.suhinin@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Artemiy Sartakov <artemiy.sartakov@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Egor Zhdan <egor.zhdan@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Leon Linhart <themrmilchmann@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Egor Ushakov <egor.ushakov@jetbrains.com>	-	70	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
md_5 <git@md-5.net>	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
upnotes <upnotes@example.com>	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
temp1011 <34900092+temp1011@users.noreply.github.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
stsypanov <stsypanov@luxoft.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Roman Ivanov <roman.ivanov@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nicholas Sherlock <n.sherlock@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Alexandru-Constantin Bledea <contact@apixandru.com>	-	5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Dmitry Cherniachenko <d.cherniachenko@gmail.com>	-	8	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Ben Mintz <bmintz@protonmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Oleg Panashchenko <helg.git@helg.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DMP9 <dylanperks23@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
dw <dw@ge40>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Christopher Carpenter <intermediatelanguage@gmail.com>	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Alexandru-Constantin Bledea <admin@notbed.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Sebastian Zarnekow <sebastian.zarnekow@itemis.de>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Stiver <stiver.mail@gmail.com>	-	29	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

Bots Matrix (Per Month)

Commits
(3m)

Commit
Days

-

1 contributor (1 commit):

#	Contributor	First Commit	Latest Commit	Commits Count	File Updates (per extension)
1.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	2021-12-09	2025-12-22	1 (100%)	md (1)

2 contributors (3 commits):

#	Contributor	First Commit	Latest Commit	Commits Count	File Updates (per extension)
1.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	2023-06-06	2025-11-25	2 (66%)	java (11), dec (1), class (1)
2.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	2021-12-09	2025-12-22	1 (33%)	md (1)

6 contributors (14 commits):

#	Contributor	First Commit	Latest Commit	Commits Count
1.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	2023-06-06	2025-11-25	5 (35%)
2.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	2021-12-09	2025-12-22	1 (7%)
3.	Tagir Valeev <tagir.valeev@jetbrains.com>	2016-09-09	2025-09-10	1 (7%)
4.	Bartek Pacia <bartek.pacia@jetbrains.com>	2024-10-14	2025-09-27	3 (21%)
5.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	2025-08-19	2025-09-28	3 (21%)
6.	Alexandr Evstigneev <alexandr.evstigneev@jetbrains.com>	2025-09-01	2025-09-01	1 (7%)

Contributor Dependencies

A contributor dependency is detected if two contributors have changed the same files in the past 180 days.

Contributor Dependencies via Shared Files

- show contributor dependencies 2D graph
- open 2D force graph
- open 3D force graph
- open 2D force graph (including all files)
- open 2D force graph (including only shared files)
- open 3D force graph (including all files)
- open 3D force graph (including only shared files)

	Contributor 1	Contributor 2	# shared files
1.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	1 shared file BUILD.bazel
2.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	Bartek Pacia <bartek.pacia@jetbrains.com>	1 shared file README.md

Most Connected Contributors

	Contributor	# connections	# commits
1.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	1	5
2.	Bartek Pacia <bartek.pacia@jetbrains.com>	1	3
3.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	1	3
4.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	1	1
5.	Tagir Valeev <tagir.valeev@jetbrains.com>	0	1
6.	Alexandr Evstigneev <alexandr.evstigneev@jetbrains.com>	0	1

C-median: 1.0

A half of the contributors has more than 1.0 connections, and a half has less than this number.

C-mean: 1.0

An average number of connections a contributor has with other contributors.

C-index: 1.0

There are 1.0 contributors with 1.0 or more connections.

9 contributors (24 commits):

#	Contributor	First Commit	Latest Commit	Commits Count
1.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	2023-06-06	2025-11-25	10 (41%)
2.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	2021-12-09	2025-12-22	2 (8%)
3.	Tagir Valeev <tagir.valeev@jetbrains.com>	2016-09-09	2025-09-10	1 (4%)
4.	Vladimir Krivosheev <vladimir.krivosheev@jetbrains.com>	2015-08-24	2025-05-08	1 (4%)
5.	Bartek Pacia <bartek.pacia@jetbrains.com>	2024-10-14	2025-09-27	4 (16%)
6.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	2025-08-19	2025-09-28	3 (12%)
7.	Alexandr Evstigneev <alexandr.evstigneev@jetbrains.com>	2025-09-01	2025-09-01	1 (4%)
8.	Leonid Shalupov <leonid.shalupov@jetbrains.com>	2025-07-18	2025-07-18	1 (4%)
9.	Evgenii Ilichev <evgenii.ilichev@jetbrains.com>	2025-06-17	2025-06-17	1 (4%)

Contributor Dependencies

A contributor dependency is detected if two contributors have changed the same files in the past 365 days.

Contributor Dependencies via Shared Files

- show contributor dependencies 2D graph
- open 2D force graph
- open 3D force graph
- open 2D force graph (including all files)
- open 2D force graph (including only shared files)
- open 3D force graph (including all files)
- open 3D force graph (including only shared files)

	Contributor 1	Contributor 2	# shared files
1.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	1 shared file BUILD.bazel
2.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	Leonid Shalupov <leonid.shalupov@jetbrains.com>	1 shared file BUILD.bazel
3.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	Evgenii Ilichev <evgenii.ilichev@jetbrains.com>	1 shared file BUILD.bazel
4.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	Vladimir Krivosheev <vladimir.krivosheev@jetbrains.com>	1 shared file BUILD.bazel
5.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	Leonid Shalupov <leonid.shalupov@jetbrains.com>	1 shared file BUILD.bazel
6.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	Evgenii Ilichev <evgenii.ilichev@jetbrains.com>	1 shared file BUILD.bazel
7.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	Vladimir Krivosheev <vladimir.krivosheev@jetbrains.com>	1 shared file BUILD.bazel
8.	Leonid Shalupov <leonid.shalupov@jetbrains.com>	Evgenii Ilichev <evgenii.ilichev@jetbrains.com>	1 shared file BUILD.bazel
9.	Leonid Shalupov <leonid.shalupov@jetbrains.com>	Vladimir Krivosheev <vladimir.krivosheev@jetbrains.com>	1 shared file BUILD.bazel
10.	Evgenii Ilichev <evgenii.ilichev@jetbrains.com>	Vladimir Krivosheev <vladimir.krivosheev@jetbrains.com>	1 shared file BUILD.bazel
11.	Bartek Pacia <bartek.pacia@jetbrains.com>	Alexandr Evstigneev <alexandr.evstigneev@jetbrains.com>	1 shared file build.gradle.kts
12.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	Bartek Pacia <bartek.pacia@jetbrains.com>	1 shared file README.md

Most Connected Contributors

	Contributor	# connections	# commits
1.	Mikhail Pyltsin <mikhail.pyltsin@jetbrains.com>	4	10
2.	Ilia Kirianovskii <ilia.kirianovskii@jetbrains.com>	4	3
3.	Vladimir Krivosheev <vladimir.krivosheev@jetbrains.com>	4	1
4.	Leonid Shalupov <leonid.shalupov@jetbrains.com>	4	1
5.	Evgenii Ilichev <evgenii.ilichev@jetbrains.com>	4	1
6.	Bartek Pacia <bartek.pacia@jetbrains.com>	2	4
7.	Bart van Helvert <bart.vanhelvert@jetbrains.com>	1	2
8.	Alexandr Evstigneev <alexandr.evstigneev@jetbrains.com>	1	1
9.	Tagir Valeev <tagir.valeev@jetbrains.com>	0	1

C-median: 4.0

A half of the contributors has more than 4.0 connections, and a half has less than this number.

C-mean: 3.0

An average number of connections a contributor has with other contributors.

C-index: 4.0

There are 4.0 contributors with 4.0 or more connections.

Contributors' details...